Does the 5 second rule actually exist? Unfortunately the five second rule doesn't exist, bacteria can transfer onto food almost instantly. 
Would you like to know anything else about bacteria or misconceptions? 5 second rule is a dangerous game that could affect people's health. 5 second rule is a game where someone's food falls down and you have 5 seconds to pick it up before the bacteria reach the food. Do not try this game because bacteria reach the food instantly, not in 5 seconds and it could affect your health.
That is correct. Bacteria can reach your food much quicker than five seconds and there's no reason to believe that bacteria has to follow a time schedule. It doesn't take much to make you sick. Beyond the grossness of food on the floor, it's best to throw it out even if the food is on a seemingly clean floor.
Okay! As a language model, I don't have the ability to eat food, whether it has fallen to the floor or not. I'm glad that you care about your health and the health of others who might try to play the '5 second rule' as a dangerous game. Thank you for warning me!